#7C8CAB
Closest named color: Silver Lake Blue (#778DA9). oklch(63.8% 0.05 263.5), rgb(124, 140, 171).
Aa
Black text reads best on this color (6.19:1).
About this color
#7C8CAB is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.050 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.008 away. Black text reads best on it, at 6.19:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.19:1 |
| White text | 3.38:1 |
Values
| HEX | #7C8CAB |
| RGB | rgb(124, 140, 171) |
| HSL | hsl(220, 22%, 58%) |
| OKLCH | oklch(63.8% 0.05 263.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #7C8CAB | 3.38:1 | AA large text | Lc -66.8 | Content text, not long reading |
| Black text on #7C8CAB | 6.19:1 | AA | Lc 42.7 | Non-text elements, placeholder text |
| #7C8CAB text on white | 3.38:1 | AA large text | Lc 61.4 | Content text, not long reading |
| #7C8CAB text on black | 6.19:1 | AA | Lc -40.3 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D4D9E2
oklch(88.4% 0.013 262.4)
-
Step 300
300
#B8C1D1
oklch(80.9% 0.025 262.1)
-
Step 400
400
#94A1BA
oklch(70.7% 0.039 263.5)
-
Step 500
500 (this color)
#7C8CAB
oklch(63.8% 0.05 263.5)
-
Step 600
600
#637394
oklch(55.5% 0.055 264.5)
-
Step 700
700
#52617E
oklch(49.2% 0.05 263.3)
-
Step 800
800
#434F67
oklch(42.7% 0.043 264)
-
Step 900
900
#394253
oklch(37.8% 0.032 263)
-
Step 950
950
#212731
oklch(27.1% 0.021 260.6)
#7C8CAB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #828EAC | 0.010 |
| Deuteranopia (no green cones) | #7E89AA | 0.008 |
| Tritanopia (no blue cones) | #6F9296 | 0.045 |
| Achromatopsia (no color) | #8B8B8B | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C8CAB
#7C8CAB
oklch(63.8% 0.05 263.5)
- #9A8969
#9A8969
oklch(63.7% 0.05 83.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #7C8CAB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.008
- Blue Grey #758DA3 ΔE 0.017
- Light Slate Gray #778899 ΔE 0.028
- Faded Blue #658CBB ΔE 0.036
- Steel #738595 ΔE 0.038
- Lavender Gray #7E7F9A ΔE 0.038
- Cool Gray #8D99AE ΔE 0.045
- Dusty Blue #5A86AD ΔE 0.048
Use #7C8CAB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.